from pydantic import BaseModel
from typing import Optional, Literal

class Preference(BaseModel) :
    name: str
    type: Literal['sightseeing', 'nature', 'shopping']
    score: int          # score could be from 1 to 5

# Input for optimization
class Preferences(BaseModel) :
    # Sightseeing / History & Culture (Musées, bâtiments historiques, opéras, églises)
    sightseeing : Preference

    # Nature (parcs, jardins, rivières, plages)
    nature: Preference

    # Shopping (diriger plutôt vers des zones / rues commerçantes)
    shopping : Preference

    max_time_minute: Optional[int] = 6*60 
    detour_tolerance_minute: Optional[int] = 0